69991250

素因数分解:

$2^1\times 5^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{421}}^1$

素因数の和:469

約数の個数: 80

約数和(自身を含む): 158199360

約数和(自身を除く): 88208110

約数列:

[1, 2, 5, 7, 10, 14, 19, 25, 35, 38, 50, 70, 95, 125, 133, 175, 190, 250, 266, 350, 421, 475, 625, 665, 842, 875, 950, 1250, 1330, 1750, 2105, 2375, 2947, 3325, 4210, 4375, 4750, 5894, 6650, 7999, 8750, 10525, 11875, 14735, 15998, 16625, 21050, 23750, 29470, 33250, 39995, 52625, 55993, 73675, 79990, 83125, 105250, 111986, 147350, 166250, 199975, 263125, 279965, 368375, 399950, 526250, 559930, 736750, 999875, 1399825, 1841875, 1999750, 2799650, 3683750, 4999375, 6999125, 9998750, 13998250, 34995625, 69991250]

約数ペア:

[(1, 69991250), (2, 34995625), (5, 13998250), (7, 9998750), (10, 6999125), (14, 4999375), (19, 3683750), (25, 2799650), (35, 1999750), (38, 1841875), (50, 1399825), (70, 999875), (95, 736750), (125, 559930), (133, 526250), (175, 399950), (190, 368375), (250, 279965), (266, 263125), (350, 199975), (421, 166250), (475, 147350), (625, 111986), (665, 105250), (842, 83125), (875, 79990), (950, 73675), (1250, 55993), (1330, 52625), (1750, 39995), (2105, 33250), (2375, 29470), (2947, 23750), (3325, 21050), (4210, 16625), (4375, 15998), (4750, 14735), (5894, 11875), (6650, 10525), (7999, 8750)]